Asbignok to



(No Model.) v I P. P. HOLMGREN; METALLIC PACKING.

I I v Jnvenior: I

' 'Pa'tent d Jul 10, 1888.'

packin (milii sun: oi-lenola end strip to covoritsjoint 186 in oont acls wiizh'bhe internal. faces of the nimber throughout the entire movement; of the piston, and in spite of the constant wear thereof by reason of said movement.

I claim as my invention- 1. The combination, in a packing for vibrating pistons, of divided end strips fitte'd in n longitudinal recess in each cnd of bhepiston, lateral strips fitted in longitudinal recesses in the side edges of the piston and jointed and pivoted to the end strips at the corners of the piston; packing-rings seated in the piston to encircle its [1- onnions :ind en'ilirziced within rccesses at ihe inner ends of the inner sides of the lateral packing-swipe, plates made fast to the side strips in cover the inner face of each ring a plain fan-I; to the inner face of with the pinmininte division, and a series of spi'ings interposed helm-en the several pack- Rig-strips and flu: l'lifiiil l, substantially in the 1 manner and for the purpose heroin set forth.

2. The comliinntion, in a packing for vilnniing pistons, having sclfiadjnsling end strips, 3 bstantially as described, of lntcml Strips fi ztedeach in n longitndinnl recess in the side edge of the piston, packing-rings seated in the I piston to encirclcits t-l'unnions, and which are I severally embraced within reoosscsnt the inner i ends of the inner sides of the lateral packingstrips, and spring devices, snljisinntinlly as do- I scribed, for forcing the rings and strips old.- l

I wnrdly against the wall oftlic pistonchnmhcr, E snlystantially in the nminncr and for the purpose herein set forth.

In testimony whereof I have signed my name to Lhis specification in the presence or two snh scribing witnesses.

PETER I IIOLNHHH'LY.

Witnesses:

A. N. Jnsnnnii, E. M. Hm-40X. 

